diman_unit_system 0.4.0

Internal procedural macros for diman.
Documentation 
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#![feature(proc_macro_diagnostic)]

mod codegen;
mod dimension_math;
mod expression;
mod parse;
mod prefixes;
mod resolve;
mod storage_types;
mod to_snakecase;
mod types;

use proc_macro2::TokenStream;
use syn::*;

#[proc_macro]
pub fn unit_system(item: proc_macro::TokenStream) -> proc_macro::TokenStream {
    let defs = parse_macro_input!(item as types::UnresolvedTemplates);
    let expanded = defs.expand_templates();
    let resolved = expanded.resolve();
    let dimension_impl = resolved.dimension_impl();
    let impls: TokenStream = resolved.code_gen();
    self::codegen::join([dimension_impl.into(), impls]).into()
}